Patagonia Torrentshell 3L Jacket vs REI Co-op Rainier Rain Jacket

Editorial Team
Last modified at May 25, 2026
When it comes to hiking in wet conditions, having a reliable rain jacket is essential. The Patagonia Torrentshell 3L Jacket and the REI Co-op Rainier Rain Jacket are two popular options that offer excellent weather protection and comfort. Both jackets are designed to keep you dry and comfortable, but they have their unique strengths and weaknesses. This comparison will help you understand which jacket might be the best fit for your hiking needs.

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Patagonia Torrentshell 3L JacketREI Co-op Rainier Rain Jacket
Patagonia Torrentshell 3L JacketREI Co-op Rainier Rain Jacket
Weight

14.1 oz

11.3 oz

Material

3-layer H2No 50D ECONYL 100% recycled nylon ripstop

2.5-layer recycled ripstop nylon with HydroWall membrane

Seam Taping

Fully seam-taped

Fully taped

Stow Method

Self-stuffs into left handwarmer pocket

Packs into left hand pocket

Pit Zips

Yes

Yes

Adjustable Hood

Yes

Yes

Warranty

Ironclad Guarantee

1 Year

Fabric Denier

50D

Recycled ripstop nylon; denier not published

Dwr Treatment

Yes

Nonfluorinated

Hem Adjustment

Adjustable drawcord hem

Single drawcord hem

Cuff Adjustment

Velcro

Hook-and-loop

Pocket Count

2

4 (2 hand, 2 internal drop-in)

Fabric Layers

3-layer

2.5-layer

Zipper Type

Center-Front Zip

Weatherproof center-front zipper with stormflap

Weather Protection

Patagonia Torrentshell 3L Jacket

4.6/ 5.0

REI Co-op Rainier Rain Jacket

4.6/ 5.0

Weather protection is crucial for a rain jacket as it determines how well the jacket can keep you dry in various conditions. A jacket with superior weather protection will ensure you stay dry during heavy rain, wind, and even snow, making your hike more comfortable and safe. Both the Patagonia Torrentshell 3L Jacket and the REI Co-op Rainier Rain Jacket excel in this category with a rating of 4.6/5. The Torrentshell is praised for its waterproof and H2No performance standard technology, keeping users dry for extended periods. Similarly, the Rainier is noted for its hydrophobic jacket and water beading capabilities, ensuring that water rolls right off. Both jackets have fully taped seams and waterproof zippers, providing excellent protection against the elements. Given the tie in ratings and the comprehensive protection offered by both, it's a tie in this category.

Breathability

Patagonia Torrentshell 3L Jacket

4.1/ 5.0

REI Co-op Rainier Rain Jacket

4.6/ 5.0

Breathability is important to prevent overheating and discomfort during strenuous hikes. A jacket that breathes well allows moisture to escape, keeping you dry from both rain and sweat. The REI Co-op Rainier Rain Jacket wins in this category with a rating of 4.6/5 compared to the Torrentshell's 4.1/5. The Rainier is praised for its pit zips and breathable fabric, which allow for better ventilation and moisture escape. While the Torrentshell also has pit zips, users find it a bit less breathable due to its thicker material. This makes the Rainier a better choice for those who prioritize breathability during high-intensity hikes.

Comfort

Patagonia Torrentshell 3L Jacket

4.8/ 5.0

REI Co-op Rainier Rain Jacket

4.6/ 5.0

Comfort is key for long hikes, as an uncomfortable jacket can distract from the enjoyment of your adventure. A comfortable jacket will have a good fit, adjustable features, and soft materials. The Patagonia Torrentshell 3L Jacket wins in this category with a rating of 4.8/5 compared to the Rainier's 4.6/5. The Torrentshell is praised for its brilliantly shaped hood, plenty of room, and a tapered cut that allows for easy layering. The Rainier, while comfortable with its adjustable cuffs and hem, falls slightly short in overall comfort. The Torrentshell's superior comfort makes it a better choice for those who value a cozy fit during long hikes.

Durability

Patagonia Torrentshell 3L Jacket

4.8/ 5.0

REI Co-op Rainier Rain Jacket

3.6/ 5.0

Durability ensures that your jacket can withstand the rigors of hiking, including abrasions and rough terrain. A durable jacket will last longer and provide better value over time. The Patagonia Torrentshell 3L Jacket wins in this category with a rating of 4.8/5 compared to the Rainier's 3.6/5. The Torrentshell is praised for its extremely durable and well-made construction, with strong seams and a face fabric that is rip-stop. The Rainier, while durable, has some concerns about seam tape failure and overall durability in rough terrain. This makes the Torrentshell a better choice for those who need a jacket that can handle tough conditions.

Packability

Patagonia Torrentshell 3L Jacket

4.3/ 5.0

REI Co-op Rainier Rain Jacket

4.4/ 5.0

Packability is important for hikers who need to save space in their backpacks. A packable jacket can be easily stowed away when not in use. Both the Patagonia Torrentshell 3L Jacket and the REI Co-op Rainier Rain Jacket perform well in this category, with ratings of 4.3/5 and 4.4/5 respectively. The Torrentshell can be stuffed into its own pocket and is extremely light, making it easy to pack. The Rainier can be rolled into itself and stuffed into a small mesh pocket, also making it very packable. Given the close ratings and similar packability features, it's a tie in this category.

Performance

Patagonia Torrentshell 3L Jacket

4.8/ 5.0

REI Co-op Rainier Rain Jacket

4.7/ 5.0

Performance encompasses how well the jacket performs in various conditions and activities. A high-performing jacket will keep you dry, comfortable, and protected during different types of hikes and weather conditions. Both the Patagonia Torrentshell 3L Jacket and the REI Co-op Rainier Rain Jacket excel in performance, with ratings of 4.8/5 and 4.7/5 respectively. The Torrentshell is praised for its H2No performance standard technology and ability to keep users dry for hours. The Rainier is noted for its reliable weather protection and excellent performance for hiking and camping. Given the close ratings and comprehensive performance features, it's a tie in this category.

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Conclusion & Final Verdict:

Both the Patagonia Torrentshell 3L Jacket and the REI Co-op Rainier Rain Jacket are excellent choices for hiking in wet conditions. The Torrentshell stands out for its durability, comfort, and overall performance, making it a great investment for those who need a reliable jacket for tough conditions. On the other hand, the Rainier offers better breathability and a lighter weight, making it ideal for high-intensity hikes where ventilation is crucial.

Choose the Torrentshell if you prioritize durability and comfort, and opt for the Rainier if breathability and lightweight are your top concerns.

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